4144b5953719aa6b32992ac5ed10b13794af55e4
[divverent/darkplaces.git] / cl_screen.c
1
2 #include "quakedef.h"
3 #include "cl_video.h"
4 #include "image.h"
5 #include "jpeg.h"
6 #include "cl_collision.h"
7 #include "libcurl.h"
8 #include "csprogs.h"
9 #include "cap_avi.h"
10 #include "cap_ogg.h"
11
12 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
13 #include "snd_main.h"
14
15 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
16 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
17 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background"};
18 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
19 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
20 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
21 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
22 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
23 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
24 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
25 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
26 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
27 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
28 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
29 cvar_t vid_pixelheight = {CVAR_SAVE, "vid_pixelheight", "1", "adjusts vertical field of vision to account for non-square pixels (1280x1024 on a CRT monitor for example)"};
30 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
31 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
32 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
33 cvar_t scr_screenshot_hwgamma = {CVAR_SAVE, "scr_screenshot_hwgamma","1", "apply the video gamma ramp to saved screenshots and videos"};
34 // scr_screenshot_name is defined in fs.c
35 cvar_t cl_capturevideo = {0, "cl_capturevideo", "0", "enables saving of video to a .avi file using uncompressed I420 colorspace and PCM audio, note that scr_screenshot_gammaboost affects the brightness of the output)"};
36 cvar_t cl_capturevideo_printfps = {CVAR_SAVE, "cl_capturevideo_printfps", "1", "prints the frames per second captured in capturevideo (is only written to the log file, not to the console, as that would be visible on the video)"};
37 cvar_t cl_capturevideo_width = {CVAR_SAVE, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
38 cvar_t cl_capturevideo_height = {CVAR_SAVE, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
39 cvar_t cl_capturevideo_realtime = {0, "cl_capturevideo_realtime", "0", "causes video saving to operate in realtime (mostly useful while playing, not while capturing demos), this can produce a much lower quality video due to poor sound/video sync and will abort saving if your machine stalls for over a minute"};
40 cvar_t cl_capturevideo_fps = {CVAR_SAVE, "cl_capturevideo_fps", "30", "how many frames per second to save (29.97 for NTSC, 30 for typical PC video, 15 can be useful)"};
41 cvar_t cl_capturevideo_nameformat = {CVAR_SAVE, "cl_capturevideo_nameformat", "dpvideo", "prefix for saved videos (the date is encoded using strftime escapes)"};
42 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
43 cvar_t cl_capturevideo_ogg = {CVAR_SAVE, "cl_capturevideo_ogg", "1", "save captured video data as Ogg/Vorbis/Theora streams"};
44 cvar_t cl_capturevideo_framestep = {CVAR_SAVE, "cl_capturevideo_framestep", "1", "when set to n >= 1, render n frames to capture one (useful for motion blur like effects)"};
45 cvar_t r_letterbox = {0, "r_letterbox", "0", "reduces vertical height of view to simulate a letterboxed movie effect (can be used by mods for cutscenes)"};
46 cvar_t r_stereo_separation = {0, "r_stereo_separation", "4", "separation distance of eyes in the world (negative values are only useful for cross-eyed viewing)"};
47 cvar_t r_stereo_sidebyside = {0, "r_stereo_sidebyside", "0", "side by side views for those who can't afford glasses but can afford eye strain (note: use a negative r_stereo_separation if you want cross-eyed viewing)"};
48 cvar_t r_stereo_redblue = {0, "r_stereo_redblue", "0", "red/blue anaglyph stereo glasses (note: most of these glasses are actually red/cyan, try that one too)"};
49 cvar_t r_stereo_redcyan = {0, "r_stereo_redcyan", "0", "red/cyan anaglyph stereo glasses, the kind given away at drive-in movies like Creature From The Black Lagoon In 3D"};
50 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
51 cvar_t r_stereo_angle = {0, "r_stereo_angle", "0", "separation angle of eyes (makes the views look different directions, as an example, 90 gives a 90 degree separation where the views are 45 degrees left and 45 degrees right)"};
52 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
53 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
54 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
55 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
56 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
57 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
58 cvar_t scr_screenshot_name_in_mapdir = {CVAR_SAVE, "scr_screenshot_name_in_mapdir", "0", "if set to 1, screenshots are placed in a subdirectory named like the map they are from"};
59 cvar_t shownetgraph = {CVAR_SAVE, "shownetgraph", "0", "shows a graph of packet sizes and other information, 0 = off, 1 = show client netgraph, 2 = show client and server netgraphs (when hosting a server)"};
60 cvar_t cl_demo_mousegrab = {0, "cl_demo_mousegrab", "0", "Allows reading the mouse input while playing demos. Useful for camera mods developed in csqc. (0: never, 1: always)"};
61
62 extern cvar_t r_glsl;
63 extern cvar_t v_glslgamma;
64 extern cvar_t sbar_info_pos;
65 #define WANT_SCREENSHOT_HWGAMMA (scr_screenshot_hwgamma.integer && !(r_glsl.integer && v_glslgamma.integer))
66
67 int jpeg_supported = false;
68
69 qboolean        scr_initialized;                // ready to draw
70
71 float           scr_con_current;
72 int                     scr_con_margin_bottom;
73
74 extern int      con_vislines;
75
76 static void SCR_ScreenShot_f (void);
77 static void R_Envmap_f (void);
78
79 // backend
80 void R_ClearScreen(qboolean fogcolor);
81
82 /*
83 ===============================================================================
84
85 CENTER PRINTING
86
87 ===============================================================================
88 */
89
90 char            scr_centerstring[MAX_INPUTLINE];
91 float           scr_centertime_start;   // for slow victory printing
92 float           scr_centertime_off;
93 int                     scr_center_lines;
94 int                     scr_erase_lines;
95 int                     scr_erase_center;
96 char        scr_infobarstring[MAX_INPUTLINE];
97 float       scr_infobartime_off;
98
99 /*
100 ==============
101 SCR_CenterPrint
102
103 Called for important messages that should stay in the center of the screen
104 for a few moments
105 ==============
106 */
107 void SCR_CenterPrint(const char *str)
108 {
109         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
110         scr_centertime_off = scr_centertime.value;
111         scr_centertime_start = cl.time;
112
113 // count the number of lines for centering
114         scr_center_lines = 1;
115         while (*str)
116         {
117                 if (*str == '\n')
118                         scr_center_lines++;
119                 str++;
120         }
121 }
122
123
124 void SCR_DrawCenterString (void)
125 {
126         char    *start;
127         int             x, y;
128         int             remaining;
129         int             color;
130
131         if(cl.intermission == 2) // in finale,
132                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
133                         return;
134
135         if(scr_centertime.value <= 0 && !cl.intermission)
136                 return;
137
138 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
139         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
140                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
141         else
142                 remaining = 9999;
143
144         scr_erase_center = 0;
145         start = scr_centerstring;
146
147         if (remaining < 1)
148                 return;
149
150         if (scr_center_lines <= 4)
151                 y = (int)(vid_conheight.integer*0.35);
152         else
153                 y = 48;
154
155         color = -1;
156         do
157         {
158                 // scan the number of characters on the line, not counting color codes
159                 char *newline = strchr(start, '\n');
160                 int l = newline ? (newline - start) : (int)strlen(start);
161                 float width = DrawQ_TextWidth_Font(start, l, false, FONT_CENTERPRINT) * 8;
162
163                 x = (int) (vid_conwidth.integer - width)/2;
164                 if (l > 0)
165                 {
166                         if (remaining < l)
167                                 l = remaining;
168                         DrawQ_String_Font(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
169                         remaining -= l;
170                         if (remaining <= 0)
171                                 return;
172                 }
173                 y += 8;
174
175                 if (!newline)
176                         break;
177                 start = newline + 1; // skip the \n
178         } while (1);
179 }
180
181 void SCR_CheckDrawCenterString (void)
182 {
183         if (scr_center_lines > scr_erase_lines)
184                 scr_erase_lines = scr_center_lines;
185
186         if (cl.time > cl.oldtime)
187                 scr_centertime_off -= cl.time - cl.oldtime;
188
189         // don't draw if this is a normal stats-screen intermission,
190         // only if it is not an intermission, or a finale intermission
191         if (cl.intermission == 1)
192                 return;
193         if (scr_centertime_off <= 0 && !cl.intermission)
194                 return;
195         if (key_dest != key_game)
196                 return;
197
198         SCR_DrawCenterString ();
199 }
200
201 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *label, float textsize, int packetcounter, int numparameters, const int **parameters, const float parametercolors[][4])
202 {
203         int j, k, x, y, index, offset, height;
204         // draw the bar graph itself
205         // advance the packet counter because it is the latest packet column being
206         // built up and should come last
207         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
208         for (j = 0;j < NETGRAPH_PACKETS;j++)
209         {
210                 x = graphx + j * barwidth;
211                 y = graphy + barheight;
212                 index = (packetcounter + j) % NETGRAPH_PACKETS;
213                 if (parameters[0][index] == NETGRAPH_LOSTPACKET)
214                         DrawQ_Fill(x, y - barheight, barwidth, barheight, 1, 0, 0, 1, 0);
215                 else if (parameters[0][index] == NETGRAPH_CHOKEDPACKET)
216                         DrawQ_Fill(x, y - min(2, barheight), barwidth, min(2, barheight), 1, 1, 0, 1, 0);
217                 else
218                 {
219                         offset = 0;
220                         for (k = 0;k < numparameters;k++)
221                         {
222                                 height = (parameters[k][index] + bardivide - 1) / bardivide;
223                                 height = min(height, barheight - offset);
224                                 offset += height;
225                                 if (height)
226                                         DrawQ_Fill(x, y - offset, barwidth, height, parametercolors[k][0], parametercolors[k][1], parametercolors[k][2], parametercolors[k][3], 0);
227                         }
228                 }
229         }
230 }
231
232 const float netgraphcolors[3][4] =
233 {
234         {1  , 0.5, 0  , 1},
235         {1  , 1  , 1  , 1},
236         {0  , 1  , 0  , 1},
237 };
238
239 void SCR_DrawNetGraph_DrawConnection_Client (netconn_t *conn, int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *labelincoming, int separator, const char *labeloutgoing, float textsize)
240 {
241         int numparameters;
242         const int *parameters[3];
243         // dim background
244         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
245         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
246         // draw the bar graphs
247         numparameters = 3;
248         parameters[0] = conn->incoming_unreliablesize;
249         parameters[1] = conn->incoming_reliablesize;
250         parameters[2] = conn->incoming_acksize;
251         SCR_DrawNetGraph_DrawGraph(graphx, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
252         parameters[0] = conn->outgoing_unreliablesize;
253         parameters[1] = conn->outgoing_reliablesize;
254         parameters[2] = conn->outgoing_acksize;
255         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
256         // draw labels
257         DrawQ_String(graphx                                          , graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
258         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
259 }
260
261 void SCR_DrawNetGraph_DrawConnection_Server (netconn_t *conn, int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *labeloutgoing, int separator, const char *labelincoming, float textsize)
262 {
263         int numparameters;
264         const int *parameters[3];
265         // dim background
266         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
267         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
268         // draw the bar graphs
269         numparameters = 3;
270         parameters[0] = conn->outgoing_unreliablesize;
271         parameters[1] = conn->outgoing_reliablesize;
272         parameters[2] = conn->outgoing_acksize;
273         SCR_DrawNetGraph_DrawGraph(graphx                                          , graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
274         parameters[0] = conn->incoming_unreliablesize;
275         parameters[1] = conn->incoming_reliablesize;
276         parameters[2] = conn->incoming_acksize;
277         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
278         // draw labels
279         DrawQ_String(graphx                                          , graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
280         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
281 }
282
283 /*
284 ==============
285 SCR_DrawNetGraph
286 ==============
287 */
288 void SCR_DrawNetGraph (void)
289 {
290         int i, separator1, separator2, barwidth, barheight, bardivide, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
291
292         if (cls.state != ca_connected)
293                 return;
294         if (!cls.netcon)
295                 return;
296         if (!shownetgraph.integer)
297                 return;
298
299         separator1 = 2;
300         separator2 = 4;
301         textsize = 8;
302         barwidth = 1;
303         barheight = 50;
304         bardivide = 20;
305
306         netgraphsperrow = (vid_conwidth.integer + separator2) / (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
307         netgraphsperrow = max(netgraphsperrow, 1);
308
309         index = 0;
310         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
311         netgraph_y = (vid_conheight.integer - 48 - sbar_info_pos.integer + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
312         SCR_DrawNetGraph_DrawConnection_Client(cls.netcon, netgraph_x, netgraph_y, barwidth, barheight, bardivide, "incoming", separator1, "outgoing", textsize);
313         index++;
314
315         if (sv.active && shownetgraph.integer >= 2)
316         {
317                 for (i = 0;i < svs.maxclients;i++)
318                 {
319                         if (!svs.clients[i].netconnection)
320                                 continue;
321                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
322                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
323                         SCR_DrawNetGraph_DrawConnection_Server(svs.clients[i].netconnection, netgraph_x, netgraph_y, barwidth, barheight, bardivide, va("%s", svs.clients[i].name), separator1, "", textsize);
324                         index++;
325                 }
326         }
327 }
328
329 /*
330 ==============
331 SCR_DrawTurtle
332 ==============
333 */
334 void SCR_DrawTurtle (void)
335 {
336         static int      count;
337
338         if (cls.state != ca_connected)
339                 return;
340
341         if (!scr_showturtle.integer)
342                 return;
343
344         if (cl.realframetime < 0.1)
345         {
346                 count = 0;
347                 return;
348         }
349
350         count++;
351         if (count < 3)
352                 return;
353
354         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
355 }
356
357 /*
358 ==============
359 SCR_DrawNet
360 ==============
361 */
362 void SCR_DrawNet (void)
363 {
364         if (cls.state != ca_connected)
365                 return;
366         if (realtime - cl.last_received_message < 0.3)
367                 return;
368         if (cls.demoplayback)
369                 return;
370
371         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
372 }
373
374 /*
375 ==============
376 DrawPause
377 ==============
378 */
379 void SCR_DrawPause (void)
380 {
381         cachepic_t      *pic;
382
383         if (cls.state != ca_connected)
384                 return;
385
386         if (!scr_showpause.integer)             // turn off for screenshots
387                 return;
388
389         if (!cl.paused)
390                 return;
391
392         pic = Draw_CachePic ("gfx/pause");
393         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
394 }
395
396 /*
397 ==============
398 SCR_DrawBrand
399 ==============
400 */
401 void SCR_DrawBrand (void)
402 {
403         cachepic_t      *pic;
404         float           x, y;
405
406         if (!scr_showbrand.value)
407                 return;
408
409         pic = Draw_CachePic ("gfx/brand");
410
411         switch ((int)scr_showbrand.value)
412         {
413         case 1: // bottom left
414                 x = 0;
415                 y = vid_conheight.integer - pic->height;
416                 break;
417         case 2: // bottom centre
418                 x = (vid_conwidth.integer - pic->width) / 2;
419                 y = vid_conheight.integer - pic->height;
420                 break;
421         case 3: // bottom right
422                 x = vid_conwidth.integer - pic->width;
423                 y = vid_conheight.integer - pic->height;
424                 break;
425         case 4: // centre right
426                 x = vid_conwidth.integer - pic->width;
427                 y = (vid_conheight.integer - pic->height) / 2;
428                 break;
429         case 5: // top right
430                 x = vid_conwidth.integer - pic->width;
431                 y = 0;
432                 break;
433         case 6: // top centre
434                 x = (vid_conwidth.integer - pic->width) / 2;
435                 y = 0;
436                 break;
437         case 7: // top left
438                 x = 0;
439                 y = 0;
440                 break;
441         case 8: // centre left
442                 x = 0;
443                 y = (vid_conheight.integer - pic->height) / 2;
444                 break;
445         default:
446                 return;
447         }
448
449         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
450 }
451
452 /*
453 ==============
454 SCR_DrawQWDownload
455 ==============
456 */
457 static int SCR_DrawQWDownload(int offset)
458 {
459         // sync with SCR_InfobarHeight
460         int len;
461         float x, y;
462         float size = 8;
463         char temp[256];
464
465         if (!cls.qw_downloadname[0])
466         {
467                 cls.qw_downloadspeedrate = 0;
468                 cls.qw_downloadspeedtime = realtime;
469                 cls.qw_downloadspeedcount = 0;
470                 return 0;
471         }
472         if (realtime >= cls.qw_downloadspeedtime + 1)
473         {
474                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
475                 cls.qw_downloadspeedtime = realtime;
476                 cls.qw_downloadspeedcount = 0;
477         }
478         if (cls.protocol == PROTOCOL_QUAKEWORLD)
479                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
480         else
481                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i/%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize, cls.qw_downloadspeedrate);
482         len = (int)strlen(temp);
483         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
484         y = vid_conheight.integer - size - offset;
485         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
486         DrawQ_String_Font(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
487         return 8;
488 }
489 /*
490 ==============
491 SCR_DrawInfobarString
492 ==============
493 */
494 static int SCR_DrawInfobarString(int offset)
495 {
496         int len;
497         float x, y;
498         float size = 8;
499
500         len = (int)strlen(scr_infobarstring);
501         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(scr_infobarstring, len, false, FONT_INFOBAR) * size) / 2;
502         y = vid_conheight.integer - size - offset;
503         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
504         DrawQ_String_Font(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
505         return 8;
506 }
507
508 /*
509 ==============
510 SCR_DrawCurlDownload
511 ==============
512 */
513 static int SCR_DrawCurlDownload(int offset)
514 {
515         // sync with SCR_InfobarHeight
516         int len;
517         int nDownloads;
518         int i;
519         float x, y;
520         float size = 8;
521         Curl_downloadinfo_t *downinfo;
522         char temp[256];
523         const char *addinfo;
524
525         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
526         if(!downinfo)
527                 return 0;
528
529         y = vid_conheight.integer - size * nDownloads - offset;
530
531         if(addinfo)
532         {
533                 len = (int)strlen(addinfo);
534                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(addinfo, len, true, FONT_INFOBAR) * size) / 2;
535                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
536                 DrawQ_String_Font(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
537         }
538
539         for(i = 0; i != nDownloads; ++i)
540         {
541                 if(downinfo[i].queued)
542                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
543                 else if(downinfo[i].progress <= 0)
544                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
545                 else
546                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s\n", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
547                 len = (int)strlen(temp);
548                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
549                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
550                 DrawQ_String_Font(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
551         }
552
553         Z_Free(downinfo);
554
555         return 8 * (nDownloads + (addinfo ? 1 : 0));
556 }
557
558 /*
559 ==============
560 SCR_DrawInfobar
561 ==============
562 */
563 static void SCR_DrawInfobar(void)
564 {
565         int offset = 0;
566         if(scr_infobartime_off > 0)
567                 offset += SCR_DrawInfobarString(offset);
568         offset += SCR_DrawQWDownload(offset);
569         offset += SCR_DrawCurlDownload(offset);
570         if(offset != scr_con_margin_bottom)
571                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
572 }
573
574 static int SCR_InfobarHeight(void)
575 {
576         int offset = 0;
577         Curl_downloadinfo_t *downinfo;
578         const char *addinfo;
579         int nDownloads;
580
581         if (cl.time > cl.oldtime)
582                 scr_infobartime_off -= cl.time - cl.oldtime;
583         if(scr_infobartime_off > 0)
584                 offset += 8;
585
586         if(cls.qw_downloadname[0])
587                 offset += 8;
588
589         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
590         if(downinfo)
591         {
592                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
593                 Z_Free(downinfo);
594         }
595
596         return offset;
597 }
598
599 /*
600 ==============
601 SCR_InfoBar_f
602 ==============
603 */
604 void SCR_InfoBar_f(void)
605 {
606         if(Cmd_Argc() == 3)
607         {
608                 scr_infobartime_off = atof(Cmd_Argv(1));
609                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
610         }
611         else
612         {
613                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
614         }
615 }
616 //=============================================================================
617
618 /*
619 ==================
620 SCR_SetUpToDrawConsole
621 ==================
622 */
623 void SCR_SetUpToDrawConsole (void)
624 {
625         // lines of console to display
626         float conlines;
627         static int framecounter = 0;
628
629         Con_CheckResize ();
630
631         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
632         {
633                 if (framecounter >= 2)
634                         MR_ToggleMenu_f();
635                 else
636                         framecounter++;
637         }
638         else
639                 framecounter = 0;
640
641         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
642                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
643         else
644                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
645
646 // decide on the height of the console
647         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
648                 conlines = vid_conheight.integer/2;     // half screen
649         else
650                 conlines = 0;                           // none visible
651
652         scr_con_current = conlines;
653 }
654
655 /*
656 ==================
657 SCR_DrawConsole
658 ==================
659 */
660 void SCR_DrawConsole (void)
661 {
662         scr_con_margin_bottom = SCR_InfobarHeight();
663         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
664         {
665                 // full screen
666                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
667         }
668         else if (scr_con_current)
669                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
670         else
671                 con_vislines = 0;
672 }
673
674 /*
675 ===============
676 SCR_BeginLoadingPlaque
677
678 ================
679 */
680 void SCR_BeginLoadingPlaque (void)
681 {
682         // save console log up to this point to log_file if it was set by configs
683         Log_Start();
684
685         Host_StartVideo();
686         SCR_UpdateLoadingScreen(false);
687 }
688
689 //=============================================================================
690
691 char r_speeds_timestring[4096];
692 int speedstringcount, r_timereport_active;
693 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
694 int r_speeds_longestitem = 0;
695
696 void R_TimeReport(char *desc)
697 {
698         char tempbuf[256];
699         int length;
700         int t;
701
702         if (r_speeds.integer < 2 || !r_timereport_active)
703                 return;
704
705         CHECKGLERROR
706         if (r_speeds.integer == 2)
707                 qglFinish();
708         CHECKGLERROR
709         r_timereport_temp = r_timereport_current;
710         r_timereport_current = Sys_DoubleTime();
711         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
712
713         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
714         length = min(length, (int)sizeof(tempbuf) - 1);
715         if (r_speeds_longestitem < length)
716                 r_speeds_longestitem = length;
717         for (;length < r_speeds_longestitem;length++)
718                 tempbuf[length] = ' ';
719         tempbuf[length] = 0;
720
721         if (speedstringcount + length > (vid_conwidth.integer / 8))
722         {
723                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
724                 speedstringcount = 0;
725         }
726         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
727         speedstringcount += length;
728 }
729
730 void R_TimeReport_BeginFrame(void)
731 {
732         speedstringcount = 0;
733         r_speeds_timestring[0] = 0;
734         r_timereport_active = false;
735         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
736
737         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
738         {
739                 r_timereport_active = true;
740                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
741         }
742 }
743
744 void R_TimeReport_EndFrame(void)
745 {
746         int i, j, lines, y;
747         cl_locnode_t *loc;
748         char string[1024+4096];
749         mleaf_t *viewleaf;
750
751         string[0] = 0;
752         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
753         {
754                 // put the location name in the r_speeds display as it greatly helps
755                 // when creating loc files
756                 loc = CL_Locs_FindNearest(cl.movement_origin);
757                 viewleaf = (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.PointInLeaf) ? r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, r_refdef.view.origin) : NULL;
758                 dpsnprintf(string, sizeof(string),
759 "%s%s\n"
760 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
761 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
762 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
763 "%7i lightmap updates (%7i pixels)%s\n"
764 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
765 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
766 "%s"
767 , loc ? "Location: " : "", loc ? loc->name : ""
768 , r_refdef.stats.renders, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], r_refdef.view.forward[0], r_refdef.view.forward[1], r_refdef.view.forward[2]
769 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
770 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.decals, cl.num_decals, (int)(100 * r_refdef.view.quality)
771 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels, viewleaf ? va(" clusterindex%6i", viewleaf->clusterindex) : ""
772 , r_refdef.stats.lights, r_refdef.stats.lights_clears, r_refdef.stats.lights_scissored, r_refdef.stats.lights_lighttriangles, r_refdef.stats.lights_shadowtriangles, r_refdef.stats.lights_dynamicshadowtriangles
773 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
774 , r_speeds_timestring);
775
776                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
777
778                 speedstringcount = 0;
779                 r_speeds_timestring[0] = 0;
780                 r_timereport_active = false;
781
782                 if (r_speeds.integer >= 2)
783                 {
784                         r_timereport_active = true;
785                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
786                 }
787         }
788
789         if (string[0])
790         {
791                 if (string[strlen(string)-1] == '\n')
792                         string[strlen(string)-1] = 0;
793                 lines = 1;
794                 for (i = 0;string[i];i++)
795                         if (string[i] == '\n')
796                                 lines++;
797                 y = vid_conheight.integer - sb_lines - lines * 8;
798                 i = j = 0;
799                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
800                 while (string[i])
801                 {
802                         j = i;
803                         while (string[i] && string[i] != '\n')
804                                 i++;
805                         if (i - j > 0)
806                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true);
807                         if (string[i] == '\n')
808                                 i++;
809                         y += 8;
810                 }
811         }
812 }
813
814 /*
815 =================
816 SCR_SizeUp_f
817
818 Keybinding command
819 =================
820 */
821 void SCR_SizeUp_f (void)
822 {
823         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
824 }
825
826
827 /*
828 =================
829 SCR_SizeDown_f
830
831 Keybinding command
832 =================
833 */
834 void SCR_SizeDown_f (void)
835 {
836         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
837 }
838
839 void SCR_CaptureVideo_EndVideo(void);
840 void CL_Screen_Shutdown(void)
841 {
842         SCR_CaptureVideo_EndVideo();
843 }
844
845 void CL_Screen_Init(void)
846 {
847         Cvar_RegisterVariable (&scr_fov);
848         Cvar_RegisterVariable (&scr_viewsize);
849         Cvar_RegisterVariable (&scr_conalpha);
850         Cvar_RegisterVariable (&scr_conbrightness);
851         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
852         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
853         Cvar_RegisterVariable (&scr_showram);
854         Cvar_RegisterVariable (&scr_showturtle);
855         Cvar_RegisterVariable (&scr_showpause);
856         Cvar_RegisterVariable (&scr_showbrand);
857         Cvar_RegisterVariable (&scr_centertime);
858         Cvar_RegisterVariable (&scr_printspeed);
859         Cvar_RegisterVariable (&vid_conwidth);
860         Cvar_RegisterVariable (&vid_conheight);
861         Cvar_RegisterVariable (&vid_pixelheight);
862         Cvar_RegisterVariable (&scr_screenshot_jpeg);
863         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
864         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
865         Cvar_RegisterVariable (&scr_screenshot_hwgamma);
866         Cvar_RegisterVariable (&scr_screenshot_name_in_mapdir);
867         Cvar_RegisterVariable (&cl_capturevideo);
868         Cvar_RegisterVariable (&cl_capturevideo_printfps);
869         Cvar_RegisterVariable (&cl_capturevideo_width);
870         Cvar_RegisterVariable (&cl_capturevideo_height);
871         Cvar_RegisterVariable (&cl_capturevideo_realtime);
872         Cvar_RegisterVariable (&cl_capturevideo_fps);
873         Cvar_RegisterVariable (&cl_capturevideo_nameformat);
874         Cvar_RegisterVariable (&cl_capturevideo_number);
875         Cvar_RegisterVariable (&cl_capturevideo_ogg);
876         Cvar_RegisterVariable (&cl_capturevideo_framestep);
877         Cvar_RegisterVariable (&r_letterbox);
878         Cvar_RegisterVariable(&r_stereo_separation);
879         Cvar_RegisterVariable(&r_stereo_sidebyside);
880         Cvar_RegisterVariable(&r_stereo_redblue);
881         Cvar_RegisterVariable(&r_stereo_redcyan);
882         Cvar_RegisterVariable(&r_stereo_redgreen);
883         Cvar_RegisterVariable(&r_stereo_angle);
884         Cvar_RegisterVariable(&scr_zoomwindow);
885         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
886         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
887         Cvar_RegisterVariable(&scr_zoomwindow_fov);
888         Cvar_RegisterVariable(&scr_stipple);
889         Cvar_RegisterVariable(&scr_refresh);
890         Cvar_RegisterVariable(&shownetgraph);
891         Cvar_RegisterVariable(&cl_demo_mousegrab);
892
893         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
894         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
895         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
896         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
897         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
898
899         SCR_CaptureVideo_Ogg_Init();
900
901         scr_initialized = true;
902 }
903
904 /*
905 ==================
906 SCR_ScreenShot_f
907 ==================
908 */
909 void SCR_ScreenShot_f (void)
910 {
911         static int shotnumber;
912         static char old_prefix_name[MAX_QPATH];
913         char prefix_name[MAX_QPATH];
914         char filename[MAX_QPATH];
915         char mapname[MAX_QPATH];
916         unsigned char *buffer1;
917         unsigned char *buffer2;
918         unsigned char *buffer3;
919         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
920
921         // TODO maybe make capturevideo and screenshot use similar name patterns?
922         if (scr_screenshot_name_in_mapdir.integer && cl.worldmodel && *cl.worldmodel->name) {
923                 // figure out the map's filename without path or extension
924                 strlcpy(mapname, FS_FileWithoutPath(cl.worldmodel->name), sizeof(mapname));
925                 if (strrchr(mapname, '.'))
926                         *(strrchr(mapname, '.')) = 0;
927                 dpsnprintf (prefix_name, sizeof(prefix_name), "%s/%s", mapname, Sys_TimeString(scr_screenshot_name.string));
928         } else {
929                 dpsnprintf (prefix_name, sizeof(prefix_name), "%s", Sys_TimeString(scr_screenshot_name.string));
930         }
931
932         if (strcmp(old_prefix_name, prefix_name))
933         {
934                 dpsnprintf(old_prefix_name, sizeof(old_prefix_name), "%s", prefix_name );
935                 shotnumber = 0;
936         }
937
938         // find a file name to save it to
939         for (;shotnumber < 1000000;shotnumber++)
940                 if (!FS_SysFileExists(va("%s/screenshots/%s%06d.tga", fs_gamedir, prefix_name, shotnumber)) && !FS_SysFileExists(va("%s/screenshots/%s%06d.jpg", fs_gamedir, prefix_name, shotnumber)))
941                         break;
942         if (shotnumber >= 1000000)
943         {
944                 Con_Print("Couldn't create the image file\n");
945                 return;
946         }
947
948         dpsnprintf(filename, sizeof(filename), "screenshots/%s%06d.%s", prefix_name, shotnumber, jpeg ? "jpg" : "tga");
949
950         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
951         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
952         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
953
954         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
955                 Con_Printf("Wrote %s\n", filename);
956         else
957                 Con_Printf("Unable to write %s\n", filename);
958
959         Mem_Free (buffer1);
960         Mem_Free (buffer2);
961         Mem_Free (buffer3);
962
963         shotnumber++;
964 }
965
966 void SCR_CaptureVideo_BeginVideo(void)
967 {
968         double r, g, b;
969         unsigned int i;
970         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
971         if (cls.capturevideo.active)
972                 return;
973         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
974         // soundrate is figured out on the first SoundFrame
975
976         if(width == 0 && height != 0)
977                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
978         if(width != 0 && height == 0)
979                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
980
981         if(width < 2 || width > vid.width) // can't scale up
982                 width = vid.width;
983         if(height < 2 || height > vid.height) // can't scale up
984                 height = vid.height;
985
986         // ensure it's all even; if not, scale down a little
987         if(width % 1)
988                 --width;
989         if(height % 1)
990                 --height;
991
992         cls.capturevideo.width = width;
993         cls.capturevideo.height = height;
994         cls.capturevideo.active = true;
995         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001) * bound(1, cl_capturevideo_framestep.integer, 64);
996         cls.capturevideo.framestep = cl_capturevideo_framestep.integer;
997         cls.capturevideo.soundrate = S_GetSoundRate();
998         cls.capturevideo.soundchannels = S_GetSoundChannels();
999         cls.capturevideo.startrealtime = realtime;
1000         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
1001         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
1002         cls.capturevideo.soundsampleframe = 0;
1003         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
1004         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
1005         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
1006         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/%s%03i", Sys_TimeString(cl_capturevideo_nameformat.string), cl_capturevideo_number.integer);
1007         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
1008
1009         /*
1010         for (i = 0;i < 256;i++)
1011         {
1012                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
1013                 cls.capturevideo.rgbgammatable[0][i] = j;
1014                 cls.capturevideo.rgbgammatable[1][i] = j;
1015                 cls.capturevideo.rgbgammatable[2][i] = j;
1016         }
1017         */
1018 /*
1019 R = Y + 1.4075 * (Cr - 128);
1020 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
1021 B = Y + 1.7790 * (Cb - 128);
1022 Y = R *  .299 + G *  .587 + B *  .114;
1023 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
1024 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1025 */
1026
1027         if(WANT_SCREENSHOT_HWGAMMA)
1028         {
1029                 VID_BuildGammaTables(&cls.capturevideo.vidramp[0], 256);
1030         }
1031         else
1032         {
1033                 // identity gamma table
1034                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp, 256);
1035                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256, 256);
1036                 BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, cls.capturevideo.vidramp + 256*2, 256);
1037         }
1038         if(scr_screenshot_gammaboost.value != 1)
1039         {
1040                 double igamma = 1 / scr_screenshot_gammaboost.value;
1041                 for (i = 0;i < 256 * 3;i++)
1042                         cls.capturevideo.vidramp[i] = (unsigned short) (0.5 + pow(cls.capturevideo.vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1043         }
1044
1045         for (i = 0;i < 256;i++)
1046         {
1047                 r = 255*cls.capturevideo.vidramp[i]/65535.0;
1048                 g = 255*cls.capturevideo.vidramp[i+256]/65535.0;
1049                 b = 255*cls.capturevideo.vidramp[i+512]/65535.0;
1050                 // NOTE: we have to round DOWN here, or integer overflows happen. Sorry for slightly wrong looking colors sometimes...
1051                 // Y weights from RGB
1052                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(r *  0.299);
1053                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1054                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(b *  0.114);
1055                 // Cb weights from RGB
1056                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(r * -0.169);
1057                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1058                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(b *  0.500);
1059                 // Cr weights from RGB
1060                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(r *  0.500);
1061                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1062                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(b * -0.0813);
1063                 // range reduction of YCbCr to valid signal range
1064                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1065                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1066                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1067         }
1068
1069         if (cl_capturevideo_ogg.integer)
1070         {
1071                 if(SCR_CaptureVideo_Ogg_Available())
1072                 {
1073                         SCR_CaptureVideo_Ogg_BeginVideo();
1074                         return;
1075                 }
1076                 else
1077                         Con_Print("cl_capturevideo_ogg: libraries not available. Capturing in AVI instead.\n");
1078         }
1079
1080         SCR_CaptureVideo_Avi_BeginVideo();
1081 }
1082
1083 void SCR_CaptureVideo_EndVideo(void)
1084 {
1085         if (!cls.capturevideo.active)
1086                 return;
1087         cls.capturevideo.active = false;
1088
1089         Con_Printf("Finishing capture of %s.%s (%d frames, %d audio frames)\n", cls.capturevideo.basename, cls.capturevideo.formatextension, cls.capturevideo.frame, cls.capturevideo.soundsampleframe);
1090
1091         if (cls.capturevideo.videofile)
1092         {
1093                 cls.capturevideo.endvideo();
1094         }
1095
1096         if (cls.capturevideo.screenbuffer)
1097         {
1098                 Mem_Free (cls.capturevideo.screenbuffer);
1099                 cls.capturevideo.screenbuffer = NULL;
1100         }
1101
1102         if (cls.capturevideo.outbuffer)
1103         {
1104                 Mem_Free (cls.capturevideo.outbuffer);
1105                 cls.capturevideo.outbuffer = NULL;
1106         }
1107
1108         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1109 }
1110
1111 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1112 {
1113         // TODO optimize this function
1114
1115         int x, y;
1116         float area;
1117
1118         // memcpy is faster than me
1119         if(inw == outw && inh == outh)
1120         {
1121                 memcpy(out, in, 4 * inw * inh);
1122                 return;
1123         }
1124
1125         // otherwise: a box filter
1126         area = (float)outw * (float)outh / (float)inw / (float)inh;
1127         for(y = 0; y < outh; ++y)
1128         {
1129                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1130                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1131                 for(x = 0; x < outw; ++x)
1132                 {
1133                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1134                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1135                         float r = 0, g = 0, b = 0, alpha = 0;
1136                         int xx, yy;
1137
1138                         for(yy = iny0_i; yy < iny1_i; ++yy)
1139                         {
1140                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1141                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1142                                 {
1143                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1144                                         r += a * in[4*(xx + inw * yy)+0];
1145                                         g += a * in[4*(xx + inw * yy)+1];
1146                                         b += a * in[4*(xx + inw * yy)+2];
1147                                         alpha += a * in[4*(xx + inw * yy)+3];
1148                                 }
1149                         }
1150
1151                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1152                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1153                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1154                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1155                 }
1156         }
1157 }
1158
1159 void SCR_CaptureVideo_VideoFrame(int newframestepframenum)
1160 {
1161         int x = 0, y = 0;
1162         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1163
1164         if(newframestepframenum == cls.capturevideo.framestepframe)
1165                 return;
1166
1167         CHECKGLERROR
1168         //return SCR_ScreenShot(filename, cls.capturevideo.buffer, cls.capturevideo.buffer + vid.width * vid.height * 3, cls.capturevideo.buffer + vid.width * vid.height * 6, 0, 0, vid.width, vid.height, false, false, false, jpeg, true);
1169         // speed is critical here, so do saving as directly as possible
1170
1171         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1172         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1173
1174         cls.capturevideo.videoframes(newframestepframenum - cls.capturevideo.framestepframe);
1175         cls.capturevideo.framestepframe = newframestepframenum;
1176
1177         if(cl_capturevideo_printfps.integer)
1178         {
1179                 char buf[80];
1180                 double t = Sys_DoubleTime();
1181                 if(t > cls.capturevideo.lastfpstime + 1)
1182                 {
1183                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1184                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1185                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1186                         Sys_PrintToTerminal(buf);
1187                         cls.capturevideo.lastfpstime = t;
1188                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1189                 }
1190         }
1191 }
1192
1193 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1194 {
1195         cls.capturevideo.soundsampleframe += length;
1196         cls.capturevideo.soundframe(paintbuffer, length);
1197 }
1198
1199 void SCR_CaptureVideo(void)
1200 {
1201         int newframenum;
1202         if (cl_capturevideo.integer && r_render.integer)
1203         {
1204                 if (!cls.capturevideo.active)
1205                         SCR_CaptureVideo_BeginVideo();
1206                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value * cl_capturevideo_framestep.integer)
1207                 {
1208                         Con_Printf("You can not change the video framerate while recording a video.\n");
1209                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate / (double) cl_capturevideo_framestep.integer);
1210                 }
1211                 // for AVI saving we have to make sure that sound is saved before video
1212                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1213                         return;
1214                 if (cls.capturevideo.realtime)
1215                 {
1216                         // preserve sound sync by duplicating frames when running slow
1217                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1218                 }
1219                 else
1220                         newframenum = cls.capturevideo.frame + 1;
1221                 // if falling behind more than one second, stop
1222                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1223                 {
1224                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1225                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1226                         SCR_CaptureVideo_EndVideo();
1227                         return;
1228                 }
1229                 // write frames
1230                 SCR_CaptureVideo_VideoFrame(newframenum / cls.capturevideo.framestep);
1231                 cls.capturevideo.frame = newframenum;
1232                 if (cls.capturevideo.error)
1233                 {
1234                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1235                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1236                         SCR_CaptureVideo_EndVideo();
1237                 }
1238         }
1239         else if (cls.capturevideo.active)
1240                 SCR_CaptureVideo_EndVideo();
1241 }
1242
1243 /*
1244 ===============
1245 R_Envmap_f
1246
1247 Grab six views for environment mapping tests
1248 ===============
1249 */
1250 struct envmapinfo_s
1251 {
1252         float angles[3];
1253         char *name;
1254         qboolean flipx, flipy, flipdiagonaly;
1255 }
1256 envmapinfo[12] =
1257 {
1258         {{  0,   0, 0}, "rt", false, false, false},
1259         {{  0, 270, 0}, "ft", false, false, false},
1260         {{  0, 180, 0}, "lf", false, false, false},
1261         {{  0,  90, 0}, "bk", false, false, false},
1262         {{-90, 180, 0}, "up",  true,  true, false},
1263         {{ 90, 180, 0}, "dn",  true,  true, false},
1264
1265         {{  0,   0, 0}, "px",  true,  true,  true},
1266         {{  0,  90, 0}, "py", false,  true, false},
1267         {{  0, 180, 0}, "nx", false, false,  true},
1268         {{  0, 270, 0}, "ny",  true, false, false},
1269         {{-90, 180, 0}, "pz", false, false,  true},
1270         {{ 90, 180, 0}, "nz", false, false,  true}
1271 };
1272
1273 static void R_Envmap_f (void)
1274 {
1275         int j, size;
1276         char filename[MAX_QPATH], basename[MAX_QPATH];
1277         unsigned char *buffer1;
1278         unsigned char *buffer2;
1279         unsigned char *buffer3;
1280
1281         if (Cmd_Argc() != 3)
1282         {
1283                 Con_Print("envmap <basename> <size>: save out 6 cubic environment map images, usable with loadsky, note that size must one of 128, 256, 512, or 1024 and can't be bigger than your current resolution\n");
1284                 return;
1285         }
1286
1287         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1288         size = atoi(Cmd_Argv(2));
1289         if (size != 128 && size != 256 && size != 512 && size != 1024)
1290         {
1291                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1292                 return;
1293         }
1294         if (size > vid.width || size > vid.height)
1295         {
1296                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1297                 return;
1298         }
1299
1300         r_refdef.envmap = true;
1301
1302         R_UpdateVariables();
1303
1304         r_refdef.view.x = 0;
1305         r_refdef.view.y = 0;
1306         r_refdef.view.z = 0;
1307         r_refdef.view.width = size;
1308         r_refdef.view.height = size;
1309         r_refdef.view.depth = 1;
1310         r_refdef.view.useperspective = true;
1311         r_refdef.view.isoverlay = false;
1312
1313         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1314         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1315
1316         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1317         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1318         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1319
1320         for (j = 0;j < 12;j++)
1321         {
1322                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1323                 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], envmapinfo[j].angles[0], envmapinfo[j].angles[1], envmapinfo[j].angles[2], 1);
1324                 r_refdef.view.quality = 1;
1325                 r_refdef.view.clear = true;
1326                 R_Mesh_Start();
1327                 R_RenderView();
1328                 R_Mesh_Finish();
1329                 SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, vid.height - (r_refdef.view.y + r_refdef.view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false);
1330         }
1331
1332         Mem_Free (buffer1);
1333         Mem_Free (buffer2);
1334         Mem_Free (buffer3);
1335
1336         r_refdef.envmap = false;
1337 }
1338
1339 //=============================================================================
1340
1341 void SHOWLMP_decodehide(void)
1342 {
1343         int i;
1344         char *lmplabel;
1345         lmplabel = MSG_ReadString();
1346         for (i = 0;i < cl.num_showlmps;i++)
1347                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1348                 {
1349                         cl.showlmps[i].isactive = false;
1350                         return;
1351                 }
1352 }
1353
1354 void SHOWLMP_decodeshow(void)
1355 {
1356         int k;
1357         char lmplabel[256], picname[256];
1358         float x, y;
1359         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1360         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1361         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1362         {
1363                 x = MSG_ReadByte();
1364                 y = MSG_ReadByte();
1365         }
1366         else
1367         {
1368                 x = MSG_ReadShort();
1369                 y = MSG_ReadShort();
1370         }
1371         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1372         {
1373                 showlmp_t *oldshowlmps = cl.showlmps;
1374                 cl.max_showlmps += 16;
1375                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1376                 if (cl.num_showlmps)
1377                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1378                 if (oldshowlmps)
1379                         Mem_Free(oldshowlmps);
1380         }
1381         for (k = 0;k < cl.max_showlmps;k++)
1382                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1383                         break;
1384         if (k == cl.max_showlmps)
1385                 for (k = 0;k < cl.max_showlmps;k++)
1386                         if (!cl.showlmps[k].isactive)
1387                                 break;
1388         cl.showlmps[k].isactive = true;
1389         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1390         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1391         cl.showlmps[k].x = x;
1392         cl.showlmps[k].y = y;
1393         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1394 }
1395
1396 void SHOWLMP_drawall(void)
1397 {
1398         int i;
1399         for (i = 0;i < cl.num_showlmps;i++)
1400                 if (cl.showlmps[i].isactive)
1401                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1402 }
1403
1404 /*
1405 ==============================================================================
1406
1407                                                 SCREEN SHOTS
1408
1409 ==============================================================================
1410 */
1411
1412 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, unsigned char *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean gammacorrect)
1413 {
1414         int     indices[3] = {0,1,2};
1415         qboolean ret;
1416
1417         if (!r_render.integer)
1418                 return false;
1419
1420         CHECKGLERROR
1421         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1422
1423         if(gammacorrect && (scr_screenshot_gammaboost.value != 1 || WANT_SCREENSHOT_HWGAMMA))
1424         {
1425                 int i;
1426                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1427                 unsigned short vidramp[256 * 3];
1428                 if(WANT_SCREENSHOT_HWGAMMA)
1429                 {
1430                         VID_BuildGammaTables(&vidramp[0], 256);
1431                 }
1432                 else
1433                 {
1434                         // identity gamma table
1435                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp, 256);
1436                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256, 256);
1437                         BuildGammaTable16(1.0f, 1.0f, 1.0f, 0.0f, 1.0f, vidramp + 256*2, 256);
1438                 }
1439                 if(scr_screenshot_gammaboost.value != 1)
1440                 {
1441                         for (i = 0;i < 256 * 3;i++)
1442                                 vidramp[i] = (unsigned short) (0.5 + pow(vidramp[i] * (1.0 / 65535.0), igamma) * 65535.0);
1443                 }
1444                 for (i = 0;i < width*height*3;i += 3)
1445                 {
1446                         buffer1[i] = (unsigned char) (vidramp[buffer1[i]] * 255.0 / 65535.0 + 0.5);
1447                         buffer1[i+1] = (unsigned char) (vidramp[buffer1[i+1] + 256] * 255.0 / 65535.0 + 0.5);
1448                         buffer1[i+2] = (unsigned char) (vidramp[buffer1[i+2] + 512] * 255.0 / 65535.0 + 0.5);
1449                 }
1450         }
1451
1452         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1453
1454         if (jpeg)
1455                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1456         else
1457                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1458
1459         return ret;
1460 }
1461
1462 //=============================================================================
1463
1464 extern void R_UpdateFogColor(void);
1465 void R_ClearScreen(qboolean fogcolor)
1466 {
1467         // clear to black
1468         CHECKGLERROR
1469         if (fogcolor)
1470         {
1471                 R_UpdateFogColor();
1472                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1473         }
1474         else
1475         {
1476                 qglClearColor(0,0,0,0);CHECKGLERROR
1477         }
1478         qglClearDepth(1);CHECKGLERROR
1479         if (gl_stencil)
1480         {
1481                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1482                 // to avoid clamping interfering with strange shadow volume
1483                 // drawing orders
1484                 qglClearStencil(128);CHECKGLERROR
1485         }
1486         // clear the screen
1487         if (r_render.integer)
1488                 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1489         // set dithering mode
1490         if (gl_dither.integer)
1491         {
1492                 qglEnable(GL_DITHER);CHECKGLERROR
1493         }
1494         else
1495         {
1496                 qglDisable(GL_DITHER);CHECKGLERROR
1497         }
1498 }
1499
1500 qboolean CL_VM_UpdateView (void);
1501 void SCR_DrawConsole (void);
1502 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1503
1504 int r_stereo_side;
1505
1506 void SCR_DrawScreen (void)
1507 {
1508         R_Mesh_Start();
1509
1510         R_TimeReport_BeginFrame();
1511
1512         R_UpdateVariables();
1513
1514         // Quake uses clockwise winding, so these are swapped
1515         r_refdef.view.cullface_front = GL_BACK;
1516         r_refdef.view.cullface_back = GL_FRONT;
1517
1518         if (cls.signon == SIGNONS)
1519         {
1520                 float size;
1521
1522                 size = scr_viewsize.value * (1.0 / 100.0);
1523                 size = min(size, 1);
1524
1525                 if (r_stereo_sidebyside.integer)
1526                 {
1527                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1528                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1529                         r_refdef.view.depth = 1;
1530                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1531                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1532                         r_refdef.view.z = 0;
1533                         if (r_stereo_side)
1534                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1535                 }
1536                 else
1537                 {
1538                         r_refdef.view.width = (int)(vid.width * size);
1539                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1540                         r_refdef.view.depth = 1;
1541                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1542                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1543                         r_refdef.view.z = 0;
1544                 }
1545
1546                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1547                 // LordHavoc: this is designed to produce widescreen fov values
1548                 // when the screen is wider than 4/3 width/height aspect, to do
1549                 // this it simply assumes the requested fov is the vertical fov
1550                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1551                 // higher/lower according to the ratio
1552                 r_refdef.view.useperspective = true;
1553                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1554                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1555
1556                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1557                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1558
1559                 if(!CL_VM_UpdateView())
1560                         R_RenderView();
1561
1562                 if (scr_zoomwindow.integer)
1563                 {
1564                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1565                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1566                         r_refdef.view.width = (int)(vid.width * sizex);
1567                         r_refdef.view.height = (int)(vid.height * sizey);
1568                         r_refdef.view.depth = 1;
1569                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1570                         r_refdef.view.y = 0;
1571                         r_refdef.view.z = 0;
1572
1573                         r_refdef.view.useperspective = true;
1574                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1575                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1576
1577                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1578                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1579
1580                         if(!CL_VM_UpdateView())
1581                                 R_RenderView();
1582                 }
1583         }
1584
1585         if (!r_stereo_sidebyside.integer)
1586         {
1587                 r_refdef.view.width = vid.width;
1588                 r_refdef.view.height = vid.height;
1589                 r_refdef.view.depth = 1;
1590                 r_refdef.view.x = 0;
1591                 r_refdef.view.y = 0;
1592                 r_refdef.view.z = 0;
1593                 r_refdef.view.useperspective = false;
1594         }
1595
1596         // draw 2D stuff
1597         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1598                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1599                         Con_DrawNotify ();      // only draw notify in game
1600
1601         if (cls.signon == SIGNONS)
1602         {
1603                 SCR_DrawNet ();
1604                 SCR_DrawTurtle ();
1605                 SCR_DrawPause ();
1606                 if (!r_letterbox.value)
1607                         Sbar_Draw();
1608                 SHOWLMP_drawall();
1609                 SCR_CheckDrawCenterString();
1610         }
1611         SCR_DrawNetGraph ();
1612         MR_Draw();
1613         CL_DrawVideo();
1614         R_Shadow_EditLights_DrawSelectedLightProperties();
1615
1616         SCR_DrawConsole();
1617
1618         SCR_DrawBrand();
1619
1620         SCR_DrawInfobar();
1621
1622         if (r_timereport_active)
1623                 R_TimeReport("2d");
1624
1625         if (cls.signon == SIGNONS)
1626                 R_TimeReport_EndFrame();
1627
1628         DrawQ_Finish();
1629
1630         R_DrawGamma();
1631
1632         R_Mesh_Finish();
1633 }
1634
1635 typedef struct loadingscreenstack_s
1636 {
1637         struct loadingscreenstack_s *prev;
1638         char msg[MAX_QPATH];
1639         float absolute_loading_amount_min; // this corresponds to relative completion 0 of this item
1640         float absolute_loading_amount_len; // this corresponds to relative completion 1 of this item
1641         float relative_completion; // 0 .. 1
1642 }
1643 loadingscreenstack_t;
1644 static loadingscreenstack_t *loadingscreenstack = NULL;
1645 static double loadingscreentime = -1;
1646 static qboolean loadingscreencleared = false;
1647 static float loadingscreenheight = 0;
1648 rtexture_t *loadingscreentexture = NULL;
1649 static float loadingscreentexture_vertex3f[12];
1650 static float loadingscreentexture_texcoord2f[8];
1651
1652 static void SCR_ClearLoadingScreenTexture(void)
1653 {
1654         if(loadingscreentexture)
1655                 R_FreeTexture(loadingscreentexture);
1656         loadingscreentexture = NULL;
1657 }
1658
1659 extern rtexturepool_t *r_main_texturepool;
1660 static void SCR_SetLoadingScreenTexture(void)
1661 {
1662         int w, h;
1663         float loadingscreentexture_w;
1664         float loadingscreentexture_h;
1665
1666         SCR_ClearLoadingScreenTexture();
1667
1668         if (gl_support_arb_texture_non_power_of_two)
1669         {
1670                 w = vid.width; h = vid.height;
1671                 loadingscreentexture_w = loadingscreentexture_h = 1;
1672         }
1673         else
1674         {
1675                 w = CeilPowerOf2(vid.width); h = CeilPowerOf2(vid.height);
1676                 loadingscreentexture_w = vid.width / (float) w;
1677                 loadingscreentexture_h = vid.height / (float) h;
1678         }
1679
1680         loadingscreentexture = R_LoadTexture2D(r_main_texturepool, "loadingscreentexture", w, h, NULL, TEXTYPE_BGRA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
1681         R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1682         GL_ActiveTexture(0);
1683         CHECKGLERROR
1684         qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, vid.width, vid.height);CHECKGLERROR
1685
1686         loadingscreentexture_vertex3f[2] = loadingscreentexture_vertex3f[5] = loadingscreentexture_vertex3f[8] = loadingscreentexture_vertex3f[11] = 0;
1687         loadingscreentexture_vertex3f[0] = loadingscreentexture_vertex3f[9] = 0;
1688         loadingscreentexture_vertex3f[1] = loadingscreentexture_vertex3f[4] = 0;
1689         loadingscreentexture_vertex3f[3] = loadingscreentexture_vertex3f[6] = vid_conwidth.integer;
1690         loadingscreentexture_vertex3f[7] = loadingscreentexture_vertex3f[10] = vid_conheight.integer;
1691         loadingscreentexture_texcoord2f[0] = 0;loadingscreentexture_texcoord2f[1] = loadingscreentexture_h;
1692         loadingscreentexture_texcoord2f[2] = loadingscreentexture_w;loadingscreentexture_texcoord2f[3] = loadingscreentexture_h;
1693         loadingscreentexture_texcoord2f[4] = loadingscreentexture_w;loadingscreentexture_texcoord2f[5] = 0;
1694         loadingscreentexture_texcoord2f[6] = 0;loadingscreentexture_texcoord2f[7] = 0;
1695 }
1696
1697 void SCR_UpdateLoadingScreenIfShown(void)
1698 {
1699         if(realtime == loadingscreentime)
1700                 SCR_UpdateLoadingScreen(loadingscreencleared);
1701 }
1702
1703 void SCR_PushLoadingScreen (qboolean redraw, const char *msg, float len_in_parent)
1704 {
1705         loadingscreenstack_t *s = (loadingscreenstack_t *) Z_Malloc(sizeof(loadingscreenstack_t));
1706         s->prev = loadingscreenstack;
1707         loadingscreenstack = s;
1708
1709         strlcpy(s->msg, msg, sizeof(s->msg));
1710         s->relative_completion = 0;
1711
1712         if(s->prev)
1713         {
1714                 s->absolute_loading_amount_min = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len * s->prev->relative_completion;
1715                 s->absolute_loading_amount_len = s->prev->absolute_loading_amount_len * len_in_parent;
1716                 if(s->absolute_loading_amount_len > s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min)
1717                         s->absolute_loading_amount_len = s->prev->absolute_loading_amount_min + s->prev->absolute_loading_amount_len - s->absolute_loading_amount_min;
1718         }
1719         else
1720         {
1721                 s->absolute_loading_amount_min = 0;
1722                 s->absolute_loading_amount_len = 1;
1723         }
1724
1725         if(redraw)
1726                 SCR_UpdateLoadingScreenIfShown();
1727 }
1728
1729 void SCR_PopLoadingScreen (qboolean redraw)
1730 {
1731         loadingscreenstack_t *s = loadingscreenstack;
1732
1733         if(!s)
1734         {
1735                 Con_DPrintf("Popping a loading screen item from an empty stack!\n");
1736                 return;
1737         }
1738
1739         loadingscreenstack = s->prev;
1740         if(s->prev)
1741                 s->prev->relative_completion = (s->absolute_loading_amount_min + s->absolute_loading_amount_len - s->prev->absolute_loading_amount_min) / s->prev->absolute_loading_amount_len;
1742         Z_Free(s);
1743
1744         if(redraw)
1745                 SCR_UpdateLoadingScreenIfShown();
1746 }
1747
1748 void SCR_ClearLoadingScreen (qboolean redraw)
1749 {
1750         while(loadingscreenstack)
1751                 SCR_PopLoadingScreen(redraw && !loadingscreenstack->prev);
1752 }
1753
1754 static float SCR_DrawLoadingStack_r(loadingscreenstack_t *s, float y)
1755 {
1756         float size = 8;
1757         float x;
1758         size_t len;
1759         float total;
1760
1761         total = 0;
1762 #if 0
1763         if(s)
1764         {
1765                 total += SCR_DrawLoadingStack_r(s->prev, y);
1766                 y -= total;
1767                 if(!s->prev || strcmp(s->msg, s->prev->msg))
1768                 {
1769                         len = strlen(s->msg);
1770                         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1771                         y -= size;
1772                         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1773                         DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1774                         total += size;
1775                 }
1776         }
1777 #else
1778         if(s)
1779         {
1780                 len = strlen(s->msg);
1781                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(s->msg, len, true, FONT_INFOBAR) * size) / 2;
1782                 y -= size;
1783                 DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, 1, 0);
1784                 DrawQ_String_Font(x, y, s->msg, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
1785                 total += size;
1786         }
1787 #endif
1788         return total;
1789 }
1790
1791 static void SCR_DrawLoadingStack(void)
1792 {
1793         float verts[12];
1794         float colors[16];
1795         int i;
1796
1797         loadingscreenheight = SCR_DrawLoadingStack_r(loadingscreenstack, vid_conheight.integer);
1798         if(loadingscreenstack)
1799         {
1800                 // height = 32; // sorry, using the actual one is ugly
1801                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1802                 GL_DepthRange(0, 1);
1803                 GL_PolygonOffset(0, 0);
1804                 GL_DepthTest(false);
1805                 R_Mesh_VertexPointer(verts, 0, 0);
1806                 R_Mesh_ColorPointer(colors, 0, 0);
1807                 R_Mesh_ResetTextureState();
1808                 R_SetupGenericShader(false);
1809                 verts[2] = verts[5] = verts[8] = verts[11] = 0;
1810                 verts[0] = verts[9] = 0;
1811                 verts[1] = verts[4] = vid_conheight.integer - 8;
1812                 verts[3] = verts[6] = vid_conwidth.integer * loadingscreenstack->absolute_loading_amount_min;
1813                 verts[7] = verts[10] = vid_conheight.integer;
1814
1815                 for(i = 0; i < 16; ++i)
1816                         colors[i] = (i % 4 == 3) ? 1 : (i >= 8 && i % 4 == 2) ? 1 : 0;
1817                         //                                        ^^^^^^^^^^ blue component
1818                         //                              ^^^^^^ bottom row
1819                         //          ^^^^^^^^^^^^ alpha is always on
1820                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1821
1822                 // make sure everything is cleared, including the progress indicator
1823                 if(loadingscreenheight < 8)
1824                         loadingscreenheight = 8;
1825         }
1826 }
1827
1828 static cachepic_t *loadingscreenpic;
1829 static float loadingscreenpic_vertex3f[12];
1830 static float loadingscreenpic_texcoord2f[8];
1831
1832 static void SCR_DrawLoadingScreen_SharedSetup (qboolean clear)
1833 {
1834         float x, y;
1835         // release mouse grab while loading
1836         if (!vid.fullscreen)
1837                 VID_SetMouse(false, false, false);
1838         CHECKGLERROR
1839         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1840         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1841         //qglDepthMask(1);CHECKGLERROR
1842         qglColorMask(1,1,1,1);CHECKGLERROR
1843         qglClearColor(0,0,0,0);CHECKGLERROR
1844         // when starting up a new video mode, make sure the screen is cleared to black
1845         if (clear)
1846                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1847         R_Textures_Frame();
1848         GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1849         R_Mesh_Start();
1850         R_Mesh_Matrix(&identitymatrix);
1851         // draw the loading plaque
1852         loadingscreenpic = Draw_CachePic ("gfx/loading");
1853         x = (vid_conwidth.integer - loadingscreenpic->width)/2;
1854         y = (vid_conheight.integer - loadingscreenpic->height)/2;
1855         loadingscreenpic_vertex3f[2] = loadingscreenpic_vertex3f[5] = loadingscreenpic_vertex3f[8] = loadingscreenpic_vertex3f[11] = 0;
1856         loadingscreenpic_vertex3f[0] = loadingscreenpic_vertex3f[9] = x;
1857         loadingscreenpic_vertex3f[1] = loadingscreenpic_vertex3f[4] = y;
1858         loadingscreenpic_vertex3f[3] = loadingscreenpic_vertex3f[6] = x + loadingscreenpic->width;
1859         loadingscreenpic_vertex3f[7] = loadingscreenpic_vertex3f[10] = y + loadingscreenpic->height;
1860         loadingscreenpic_texcoord2f[0] = 0;loadingscreenpic_texcoord2f[1] = 0;
1861         loadingscreenpic_texcoord2f[2] = 1;loadingscreenpic_texcoord2f[3] = 0;
1862         loadingscreenpic_texcoord2f[4] = 1;loadingscreenpic_texcoord2f[5] = 1;
1863         loadingscreenpic_texcoord2f[6] = 0;loadingscreenpic_texcoord2f[7] = 1;
1864 }
1865
1866 static void SCR_DrawLoadingScreen (qboolean clear)
1867 {
1868         // we only need to draw the image if it isn't already there
1869         GL_Color(1,1,1,1);
1870         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1871         GL_DepthRange(0, 1);
1872         GL_PolygonOffset(0, 0);
1873         GL_DepthTest(false);
1874         R_SetupGenericShader(true);
1875         R_Mesh_ColorPointer(NULL, 0, 0);
1876         if(loadingscreentexture)
1877         {
1878                 R_Mesh_VertexPointer(loadingscreentexture_vertex3f, 0, 0);
1879                 R_Mesh_ResetTextureState();
1880                 R_Mesh_TexBind(0, R_GetTexture(loadingscreentexture));
1881                 R_Mesh_TexCoordPointer(0, 2, loadingscreentexture_texcoord2f, 0, 0);
1882                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1883         }
1884         R_Mesh_VertexPointer(loadingscreenpic_vertex3f, 0, 0);
1885         R_Mesh_ResetTextureState();
1886         R_Mesh_TexBind(0, R_GetTexture(loadingscreenpic->tex));
1887         R_Mesh_TexCoordPointer(0, 2, loadingscreenpic_texcoord2f, 0, 0);
1888         R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1889         SCR_DrawLoadingStack();
1890 }
1891
1892 static void SCR_DrawLoadingScreen_SharedFinish (qboolean clear)
1893 {
1894         R_Mesh_Finish();
1895         // refresh
1896         VID_Finish();
1897         // however this IS necessary on Windows Vista
1898         qglFinish();
1899 }
1900
1901 void SCR_UpdateLoadingScreen (qboolean clear)
1902 {
1903         keydest_t       old_key_dest;
1904         int                     old_key_consoleactive;
1905
1906         // don't do anything if not initialized yet
1907         if (vid_hidden || !scr_refresh.integer || cls.state == ca_dedicated)
1908                 return;
1909         
1910         if(loadingscreentime == realtime)
1911                 clear |= loadingscreencleared;
1912
1913         if(clear)
1914                 SCR_ClearLoadingScreenTexture();
1915         else if(loadingscreentime != realtime)
1916                 SCR_SetLoadingScreenTexture();
1917
1918         if(loadingscreentime != realtime)
1919         {
1920                 loadingscreentime = realtime;
1921                 loadingscreenheight = 0;
1922         }
1923         loadingscreencleared = clear;
1924
1925         SCR_DrawLoadingScreen_SharedSetup(clear);
1926         if (vid.stereobuffer)
1927         {
1928                 qglDrawBuffer(GL_BACK_LEFT);
1929                 SCR_DrawLoadingScreen(clear);
1930                 qglDrawBuffer(GL_BACK_RIGHT);
1931                 SCR_DrawLoadingScreen(clear);
1932         }
1933         else
1934         {
1935                 qglDrawBuffer(GL_BACK);
1936                 SCR_DrawLoadingScreen(clear);
1937         }
1938         SCR_DrawLoadingScreen_SharedFinish(clear);
1939
1940         // this goes into the event loop, and should prevent unresponsive cursor on vista
1941         old_key_dest = key_dest;
1942         old_key_consoleactive = key_consoleactive;
1943         key_dest = key_void;
1944         key_consoleactive = false;
1945         Sys_SendKeyEvents();
1946         key_dest = old_key_dest;
1947         key_consoleactive = old_key_consoleactive;
1948 }
1949
1950 qboolean R_Stereo_ColorMasking(void)
1951 {
1952         return r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer;
1953 }
1954
1955 qboolean R_Stereo_Active(void)
1956 {
1957         return (vid.stereobuffer || r_stereo_sidebyside.integer || R_Stereo_ColorMasking());
1958 }
1959
1960 extern cvar_t cl_minfps;
1961 extern cvar_t cl_minfps_fade;
1962 extern cvar_t cl_minfps_qualitymax;
1963 extern cvar_t cl_minfps_qualitymin;
1964 extern cvar_t cl_minfps_qualitypower;
1965 extern cvar_t cl_minfps_qualityscale;
1966 static double cl_updatescreen_rendertime = 0;
1967 static double cl_updatescreen_quality = 1;
1968 void CL_UpdateScreen(void)
1969 {
1970         double rendertime1;
1971         float conwidth, conheight;
1972         float f;
1973
1974         if (!scr_initialized || !con_initialized)
1975                 return;                         // not initialized yet
1976
1977         if(gamemode == GAME_NEXUIZ)
1978         {
1979                 // play a bit with the palette (experimental)
1980                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 0.0f*M_PI/3.0f));
1981                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 2.0f*M_PI/3.0f));
1982                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1.0f) + 4.0f*M_PI/3.0f));
1983                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5.0f*M_PI/3.0f));
1984                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3.0f*M_PI/3.0f));
1985                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1.0f*M_PI/3.0f));
1986                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
1987                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
1988         }
1989
1990         if (vid_hidden || !scr_refresh.integer)
1991                 return;
1992
1993         rendertime1 = Sys_DoubleTime();
1994
1995         conwidth = bound(160, vid_conwidth.value, 32768);
1996         conheight = bound(90, vid_conheight.value, 24576);
1997         if (vid_conwidth.value != conwidth)
1998                 Cvar_SetValue("vid_conwidth", conwidth);
1999         if (vid_conheight.value != conheight)
2000                 Cvar_SetValue("vid_conheight", conheight);
2001
2002         // bound viewsize
2003         if (scr_viewsize.value < 30)
2004                 Cvar_Set ("viewsize","30");
2005         if (scr_viewsize.value > 120)
2006                 Cvar_Set ("viewsize","120");
2007
2008         // bound field of view
2009         if (scr_fov.value < 1)
2010                 Cvar_Set ("fov","1");
2011         if (scr_fov.value > 170)
2012                 Cvar_Set ("fov","170");
2013
2014         // validate r_textureunits cvar
2015         if (r_textureunits.integer > gl_textureunits)
2016                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
2017         if (r_textureunits.integer < 1)
2018                 Cvar_SetValueQuick(&r_textureunits, 1);
2019
2020         // validate gl_combine cvar
2021         if (gl_combine.integer && !gl_combine_extension)
2022                 Cvar_SetValueQuick(&gl_combine, 0);
2023
2024         // intermission is always full screen
2025         if (cl.intermission)
2026                 sb_lines = 0;
2027         else
2028         {
2029                 if (scr_viewsize.value >= 120)
2030                         sb_lines = 0;           // no status bar at all
2031                 else if (scr_viewsize.value >= 110)
2032                         sb_lines = 24;          // no inventory
2033                 else
2034                         sb_lines = 24+16+8;
2035         }
2036
2037         r_refdef.view.colormask[0] = 1;
2038         r_refdef.view.colormask[1] = 1;
2039         r_refdef.view.colormask[2] = 1;
2040
2041         SCR_SetUpToDrawConsole();
2042
2043         CHECKGLERROR
2044         qglDrawBuffer(GL_BACK);CHECKGLERROR
2045         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
2046         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
2047         qglDepthMask(1);CHECKGLERROR
2048         qglColorMask(1,1,1,1);CHECKGLERROR
2049         qglClearColor(0,0,0,0);CHECKGLERROR
2050         R_ClearScreen(false);
2051         r_refdef.view.clear = false;
2052         r_refdef.view.isoverlay = false;
2053         f = pow((float)cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value;
2054         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, f, cl_minfps_qualitymax.value);
2055
2056         if(scr_stipple.integer)
2057         {
2058                 GLubyte stipple[128];
2059                 int i, s, width, parts;
2060                 static int frame = 0;
2061                 ++frame;
2062
2063                 s = scr_stipple.integer;
2064                 parts = (s & 007);
2065                 width = (s & 070) >> 3;
2066
2067                 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
2068                 for(i = 0; i < 128; ++i)
2069                 {
2070                         int line = i/4;
2071                         stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
2072                 }
2073                 qglPolygonStipple(stipple);
2074         }
2075         else
2076                 qglDisable(GL_POLYGON_STIPPLE);
2077
2078         if (R_Stereo_Active())
2079         {
2080                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
2081                 matrix4x4_t offsetmatrix;
2082                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
2083                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2084
2085                 if (r_stereo_sidebyside.integer)
2086                         r_stereo_side = 0;
2087
2088                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2089                 {
2090                         r_refdef.view.colormask[0] = 1;
2091                         r_refdef.view.colormask[1] = 0;
2092                         r_refdef.view.colormask[2] = 0;
2093                 }
2094
2095                 if (vid.stereobuffer)
2096                         qglDrawBuffer(GL_BACK_RIGHT);
2097
2098                 SCR_DrawScreen();
2099
2100                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
2101                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
2102
2103                 if (r_stereo_sidebyside.integer)
2104                         r_stereo_side = 1;
2105
2106                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
2107                 {
2108                         r_refdef.view.colormask[0] = 0;
2109                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
2110                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
2111                 }
2112
2113                 if (vid.stereobuffer)
2114                         qglDrawBuffer(GL_BACK_LEFT);
2115
2116                 SCR_DrawScreen();
2117
2118                 r_refdef.view.matrix = originalmatrix;
2119         }
2120         else
2121                 SCR_DrawScreen();
2122
2123         SCR_CaptureVideo();
2124
2125         // quality adjustment according to render time
2126         qglFlush();
2127         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
2128         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
2129                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
2130         else
2131                 cl_updatescreen_quality = 1;
2132
2133         if (!vid_activewindow)
2134                 VID_SetMouse(false, false, false);
2135         else if (key_consoleactive)
2136                 VID_SetMouse(vid.fullscreen, false, false);
2137         else if (key_dest == key_menu_grabbed)
2138                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
2139         else if (key_dest == key_menu)
2140                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
2141         else
2142                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
2143
2144         VID_Finish();
2145 }
2146
2147 void CL_Screen_NewMap(void)
2148 {
2149 }